This shit has seriously gone on too long. People who continue to cling to the "10,000 dead crushed by tanks hosed i to the gutter" bs are cranks. It's jews control the banks, chemtrails, the earth is flat, the moon isn't real level of crank shit and unless you're feeling very indulgent and someone is asking in good faith it can be dismissed as equally serious to that kind of crank shit.
Actual footage from Tiananmen square as covered by the CPC
https://www.youtube.com/watch?v=g8dqOuHqcBQ
https://youtu.be/7bl_cyYHwNQ
Explanation of what happened https://worldaffairs.blog/2019/06/02/tiananmen-square-massacre-facts-fiction-and-propaganda/
Translation of official government explanation
https://www.mango-press.com/report-on-stopping-unrest-and-quelling-counter-revolutionary-riots/
Tankman full vid
https://youtu.be/GRb4VY2dU4c
Pretty good explanation https://threadreaderapp.com/thread/1797650356727665115.html
Basically compare everything above with western propaganda and at the least you'll figure out western claims are bullshit.